CN110145570A - A kind of cone pulley type stepless speed changing mechanism - Google Patents
A kind of cone pulley type stepless speed changing mechanism Download PDFInfo
- Publication number
- CN110145570A CN110145570A CN201910412534.8A CN201910412534A CN110145570A CN 110145570 A CN110145570 A CN 110145570A CN 201910412534 A CN201910412534 A CN 201910412534A CN 110145570 A CN110145570 A CN 110145570A
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- umbrella
- cone pulley
- cabinet
- taper cone
- axis
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- 230000007246 mechanism Effects 0.000 title claims abstract description 66
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000003825 pressing Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000009510 drug design Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/06—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion with worm and worm-wheel or gears essentially having helical or herring-bone teeth
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The present invention relates to a kind of cone pulley type stepless speed changing mechanisms, it includes cabinet, power input shaft and power output shaft, power input shaft and power output shaft are installed in parallel in cabinet, contrary input taper cone pulley and output taper cone pulley are respectively fixed on power input shaft and power output shaft, it inputs between taper cone pulley and output taper cone pulley and is equipped with umbrella like expansion mechanism, umbrella like expansion mechanism includes umbrella mechanism, expand driving mechanism and positioning driving mechanism, umbrella mechanism includes umbrella axis and multiple expansion parts, umbrella axis is actively located in cabinet one side wall, multiple expansion parts are rotatably connected on umbrella axis one end side, form umbrella, multiple expansion parts are driven by expansion driving mechanism while being expanded outwardly for compressing input taper cone pulley with the conical surface of output taper cone pulley to be connected to power transmission, the rotation connection of the umbrella axis other end is set to the positioning driving mechanism outside cabinet, Positioning driving mechanism driving umbrella axis drives multiple expansion parts along the axial movement of umbrella axis for adjusting compacted position to realize electrodeless variable-speed.
Description
Technical field
The present invention relates to transmission technology field more particularly to a kind of cone pulley type stepless speed changing mechanisms.
Background technique
Stepless transmission is one kind of speed changer, is matched using the variable driven wheel of transmission belt and working diameter
Power is transmitted, realizes the continuous change of transmission ratio with this.Existing stepless transmission includes metal band type buncher, chain
The types such as formula buncher or KRG conical ring formula buncher；Wherein, metal band type buncher or chain-type without
Grade speed changer, passive belt wheel need hydraulic system come accurately control, structure is complicated, high production cost, transmission belt it is easy to damage or
Deformation, causes performance unstable, and requires material high；And KRG conical ring formula stepless transmission, matched by cone pulley and transmission ring
Transmitting power is closed, not only structure is complicated, but also also high to its physical property requirements.
Summary of the invention
The purpose of the present invention is to provide a kind of designs rationally, and structure is simple, be hardly damaged or deform, and the property implemented is strong
Cone pulley type stepless speed changing mechanism.
To achieve the above object, the invention adopts the following technical scheme:
A kind of cone pulley type stepless speed changing mechanism comprising cabinet, power input shaft and power output shaft, the power input shaft and
Power output shaft is installed in parallel in cabinet, and contrary input cone is respectively fixed on power input shaft and power output shaft
Shape wheel and output taper cone pulley, are equipped with umbrella like expansion mechanism, the umbrella like expansion between the input taper cone pulley and output taper cone pulley
Mechanism includes umbrella mechanism, expansion driving mechanism and positioning driving mechanism, and the umbrella mechanism includes umbrella axis and multiple expansion parts,
The umbrella axis is actively located in cabinet one side wall, and the multiple expansion part is rotatably connected on umbrella axis one end side, forms umbrella, institute
It states multiple expansion parts and is driven while being expanded outwardly by expansion driving mechanism, for compressing input taper cone pulley and exporting the cone of taper cone pulley
Face is to be connected to power transmission, and the umbrella axis other end rotation connection is set to the positioning driving mechanism outside cabinet, driving mechanism of transposing
Driving umbrella axis drives multiple expansion parts along the axial movement of umbrella axis, for adjusting compacted position to realize electrodeless variable-speed.
Preferably, umbrella axis one end is hollow structure, umbrella axis one end side wall offers multiple U-lags, institute along side
Multiple expansion parts are stated by curved rod and are constituted at T-shaped support rod is fixedly connected in the middle part of curved rod, the multiple expansion
The support rod of part is rotatably connected on respectively at the notch of multiple U-lags by multiple shafts.
Preferably, the expansion driving mechanism includes pull rod, concentrically line is actively located in for the pull rod and umbrella axis
Another side wall of cabinet, the activity of described pull rod one end are plugged in umbrella axis one end, and pull rod one end respectively corresponds multiple U-lags and fixes
There are the multiple mandrils for extending U-lag for pushing tow respective support bar, the push-and-pull machine that the pull rod other end and cabinet are externally provided with
Structure rotation connection, push-pull mechanism drive pull rod to drive multiple mandrils mobile for driving multiple expansion parts simultaneously to the pull rod other end
It expands outwardly.
Preferably, the push-pull mechanism includes the first link block, the first screw rod and the first driving motor, described first connects
It connects block one end and offers the first T shape chamber, the pull rod other end can be rotated 360 ° and be plugged on that the first T shape is intracavitary, and the pull rod other end is set
There are the first axis spacing collar for preventing pull rod to be detached from the first T shape chamber, the first link block other end and the first screw rod one
End is fixedly connected, and the first driven gear is threaded on first screw rod, and first driving motor is fixedly installed in machine
The case other side, fixing sleeve is equipped with the first driving gear on the output shaft of the first driving motor, the first driving gear and first driven
Gear engagement connection, for driving the first screw rod that pull rod is driven to be axially moveable.
Preferably, the positioning driving mechanism includes the second link block, the second screw rod and the second driving motor, described the
Two link block one end offer the 2nd T shape chamber, and the umbrella axis other end can be rotated 360 ° and be plugged on that the 2nd T shape is intracavitary, and umbrella axis is another
End is equipped with the second axial limiting circle for preventing umbrella axis to be detached from the 2nd T shape chamber, the second link block other end and the second spiral shell
Bar one end is fixedly connected, and the second driven gear is threaded on second screw rod, and second driving motor is fixedly mounted
In fixing sleeve on cabinet side, the output shaft of the second driving motor be equipped with the second driving gear, the second driving gear and second from
Moving gear engagement connection, for driving the second screw rod that umbrella axis is driven to be axially moveable.
Preferably, the umbrella shaft centre line with input the taper cone pulley conical surface at a distance from and umbrella shaft centre line and output taper cone pulley
The distance of the conical surface is identical.
Preferably, first screw rod and the second screw flight direction are identical, and the first driven gear and second from
The hand of spiral of moving gear is identical；First driving motor and the second driving motor are clockwise and anticlockwise motor.
Preferably, the power input shaft, power output shaft, umbrella axis and pull rod cooperate with cabinet axle sleeve respectively, it can be real
Now rotated around shaft centre line.
The invention adopts the above technical scheme, since the first driving motor and the second driving motor are fixed installation, and/
Or first driven gear and the second driven gear under the action of axial limiting mechanism so that the first driven gear and second driven
Gear can only be circumferentially rotated without can be carried out axial movement, and the first driving motor of control and the second driving can be passed through
Motor first rotates in same direction, and drives umbrella axis is synchronous with pull rod to the right or to be moved to the left along axial direction, to adjust needed for multiple expansion parts
Compacted position maintains multiple expansion part axial positions constant later, and controls the first driving motor and pull rod is driven to move right, band
Multiple mandrils are moved respectively close to the multiple expansion parts of pushing tow, with drive multiple expansion parts and meanwhile expand outwardly compression input taper cone pulley and
The conical surface for exporting taper cone pulley, realizes the connection of power transmission.Specifically, for example, the first driving motor of control and the second driving electricity
Machine is first rotated forward, and each driving gear and each driven gear is driven to rotate forward, drive each screw rod through each link block along axial direction to
Move right, thus drive umbrella axis and multiple expansion parts, pull rod and multiple mandrils along umbrella axis axially to the right, will be multiple
Expansion part pre-pressing input taper cone pulley and the compacted position for exporting the taper cone pulley conical surface are adjusted to right end position, input taper cone pulley at this time
Radius becomes smaller and exports taper cone pulley radius and becomes larger, and transmission ratio increases, and tunes up speed ratio to realize；Conversely, by multiple expansion parts
Left position is adjusted to, it can be achieved that speed ratio is turned down；After regulating pre-pressing position, the axial position of multiple expansion parts is controlled
It is constant, it is rotated forward by controlling the first driving motor, the first driving gear and the first driven gear is driven to rotate forward, driven
First screw rod drives pull rod and multiple mandrils along the close and multiple expansion parts of pushing tow axially to the right through the first link block, to drive
It moves multiple expansion parts while expanding outwardly until compressing input taper cone pulley and exporting the conical surface of taper cone pulley, to realize power transmission
Connection.The present invention has rational design, and structure is simple, and production cost is low, is hardly damaged or deforms, long service life, working performance
Stablize, the property implemented is strong, is suitable for popularization and application.
Detailed description of the invention
Now in conjunction with attached drawing, the present invention is further elaborated:
Fig. 1 is the structural schematic diagram of cone pulley type stepless speed changing mechanism of the present invention；
Fig. 2 is one of status diagram when the multiple expansion parts of the present invention expand outwardly simultaneously；
Fig. 3 is two of status diagram when the multiple expansion parts of the present invention expand outwardly simultaneously；
Fig. 4 is the structural schematic diagram of expansion part of the present invention；
Fig. 5 is the structural schematic diagram of umbrella axis of the present invention one end；
Fig. 6 is the structural schematic diagram of pull rod one end of the present invention.
Specific embodiment
As shown in one of Fig. 1-6, cone pulley type stepless speed changing mechanism of the invention comprising cabinet 1,2 and of power input shaft
Power output shaft 5, the power input shaft 2 and power output shaft 5 are installed in parallel in cabinet 1, and power input shaft 2 and power are defeated
Contrary input taper cone pulley 3 and output taper cone pulley 4, the input taper cone pulley 3 and output taper are respectively fixed on shaft 5
Umbrella like expansion mechanism is equipped between wheel 4, the umbrella like expansion mechanism includes umbrella mechanism 6, expansion driving mechanism 7 and positioning driving
Mechanism 8, the umbrella mechanism 6 include umbrella axis 61 and multiple expansion parts 62, and the umbrella axis 61 is actively located in 1 one side wall of cabinet,
The multiple expansion part 62 is rotatably connected on 61 one end side of umbrella axis, forms umbrella, and the multiple expansion part 62 is driven by expansion
Mechanism 7 driving simultaneously expand outwardly, for compresses input taper cone pulley 3 with output taper cone pulley 4 the conical surface to be connected to power transmission, institute
The positioning driving mechanism 8 that the rotation connection of 61 other end of umbrella axis is set to outside cabinet 1 is stated, positioning driving mechanism 8 drives umbrella axis 61 to drive
Multiple expansion parts 62 along umbrella axis 61 axial movement, for adjusting compacted position to realize electrodeless variable-speed.
Preferably, described 61 one end of umbrella axis is hollow structure, 61 one end side wall of umbrella axis offers multiple U-lags along side
611, the multiple expansion part 62 by curved rod 621 and at T-shaped support rod 622 is fixedly connected in the middle part of curved rod 621
It constitutes, support rod 622 is equipped with axis hole 623, and the support rod 622 of the multiple expansion part 62 is rotated respectively by multiple shafts 63
It is connected at the notch of multiple U-lags 611.
Preferably, the expansion driving mechanism 7 includes pull rod 71, the activity of the pull rod 71 and umbrella axis 61 concentrically line
It is arranged in another side wall of cabinet 1,71 one end activity of pull rod is plugged in 61 one end of umbrella axis, and 71 one end of pull rod respectively corresponds
Multiple U-lags 611 are fixed with the multiple mandrils 72 for extending U-lag 611 for pushing tow respective support bar 622, the pull rod 71
The push-pull mechanism 9 that the other end and cabinet 1 are externally provided with is rotatablely connected, and push-pull mechanism 9 drives pull rod 71 to drive multiple mandrils 72 to drawing
71 other end of bar is mobile for driving multiple expansion parts 62 while expanding outwardly.
Preferably, the push-pull mechanism 9 includes the first link block 91, the first screw rod 92 and the first driving motor 95, institute
State 91 one end of the first link block and offer the first T shape chamber, 71 other end of pull rod can be rotated 360 ° to be plugged on the first T shape intracavitary,
71 other end of pull rod is equipped with the first axis spacing collar for preventing pull rod 71 to be detached from the first T shape chamber, first link block 91
The other end is fixedly connected with 92 one end of the first screw rod, and the first driven gear 93 is threaded on first screw rod 92, described
First driving motor 95 is fixedly installed in 1 other side of cabinet, and it is main to be equipped with first for fixing sleeve on the output shaft of the first driving motor 95
Moving gear 94, the first driving gear 94 engage connection with the first driven gear 93, for driving the first screw rod 92 to drive pull rod 71
It is axially moveable.
Preferably, the positioning driving mechanism 8 includes the second link block 81, the second screw rod 82 and the second driving motor
85, described second link block, 81 one end offers the 2nd T shape chamber, and 61 other end of umbrella axis can be rotated 360 ° and be plugged on the 2nd T shape
Intracavitary, 61 other end of umbrella axis is equipped with the second axial limiting circle for preventing umbrella axis 61 to be detached from the 2nd T shape chamber, second connection
81 other end of block is fixedly connected with 82 one end of the second screw rod, and the second driven gear 83 is threaded on second screw rod 82,
Second driving motor 85 is fixedly installed in 1 side of cabinet, and fixing sleeve is equipped with second on the output shaft of the second driving motor 85
Driving gear 84, the second driving gear 84 engage connection with the second driven gear 83, for driving the second screw rod 82 to drive umbrella axis
61 are axially moveable.
Preferably, 61 center line of umbrella axis with input 3 conical surface of taper cone pulley at a distance from and 61 center line of umbrella axis and output
The distance of 4 conical surface of taper cone pulley is identical.
Preferably, first screw rod 92 is identical with the hand of spiral of the second screw rod 82, and 93 He of the first driven gear
The hand of spiral of second driven gear 83 is identical；First driving motor 95 and the second driving motor 85 are positive and negative rotation electricity
Machine.
Preferably, the power input shaft 2, power output shaft 5, umbrella axis 61 and pull rod 71 are matched with 1 axle sleeve of cabinet respectively
It closes, it can be achieved that being rotated around shaft centre line.
The invention adopts the above technical scheme, since the first driving motor 95 and the second driving motor 85 are fixed peace
Dress and/or the first driven gear 93 and the second driven gear 83 are under the action of axial limiting mechanism, so that the first driven gear
93 and second driven gear 83 can only be circumferentially rotated without can be carried out axial movement, can pass through control first driving
Motor 95 and the second driving motor 85 first rotate in same direction, drive umbrella axis 61 it is synchronous with pull rod 71 along axial direction to the right or to moving to left
It is dynamic, come compacted position needed for adjusting multiple expansion parts 62, maintain multiple 62 axial positions of expansion part constant later, and control first
Driving motor 95 drives pull rod 71 to move right, and drives multiple mandrils 72 respectively close to the multiple expansion parts 62 of pushing tow, more to drive
A expansion part 62 expands outwardly the conical surface for compressing input taper cone pulley 3 and exporting taper cone pulley 4 simultaneously, realizes the connection of power transmission.
Specifically, for example, control the first driving motor 95 and the second driving motor 85 first rotated forward, drive each driving gear and respectively from
Moving gear rotates forward, and drives each screw rod through each link block along axially to the right, to drive umbrella axis 61 and multiple expansion parts
62, pull rod 71 and multiple mandrils 72 along umbrella axis 61 axially to the right, multiple 62 pre-pressings of expansion part are inputted into taper
The compacted position of wheel 3 and output 4 conical surface of taper cone pulley is adjusted to right end position, inputs 3 radius of taper cone pulley at this time and becomes smaller and export cone
4 radius of shape wheel becomes larger, and transmission ratio increases, and tunes up speed ratio to realize；Conversely, multiple expansion parts 62 are adjusted to left end position
It sets, it can be achieved that speed ratio is turned down；After regulating pre-pressing position, the axial position for controlling multiple expansion parts 62 is constant, passes through
It controls the first driving motor 95 to be rotated forward, the first driving gear 94 and the first driven gear 93 is driven to rotate forward, drive the
One screw rod 92 drives pull rod 71 and multiple mandrils 72 along axially to the right close to the simultaneously multiple expansions of pushing tow through the first link block 91
Part 62, to drive multiple expansion parts 62 while expand outwardly the conical surface until compression input taper cone pulley 3 and output taper cone pulley 4, from
And realize the connection of power transmission.
Above description should not have any restriction to protection scope of the present invention.
Claims (6)
1. a kind of cone pulley type stepless speed changing mechanism, including cabinet, power input shaft and power output shaft, the power input shaft and
Power output shaft is installed in parallel in cabinet, and contrary input cone is respectively fixed on power input shaft and power output shaft
Shape wheel and output taper cone pulley, it is characterised in that: be equipped with umbrella like expansion mechanism, institute between the input taper cone pulley and output taper cone pulley
State umbrella like expansion mechanism include umbrella mechanism, expansion driving mechanism and positioning driving mechanism, the umbrella mechanism include umbrella axis and
Multiple expansion parts, the umbrella axis are actively located in cabinet one side wall, and the multiple expansion part is rotatably connected on umbrella axis one end side,
Umbrella is formed, the multiple expansion part is driven by expansion driving mechanism and expanded outwardly simultaneously, inputs taper cone pulley and defeated for compressing
For the conical surface of taper cone pulley to be connected to power transmission, the umbrella axis other end rotation connection is set to the positioning driving mechanism outside cabinet out,
Positioning driving mechanism driving umbrella axis drives multiple expansion parts along the axial movement of umbrella axis, realizes for adjusting compacted position electrodeless
Speed change.
2. a kind of cone pulley type stepless speed changing mechanism according to claim 1, it is characterised in that: umbrella axis one end is hollow
Structure, umbrella axis one end side wall offer multiple U-lags along side, the multiple expansion part by curved rod and in curved rod
Portion is fixedly connected at T-shaped support rod and constitutes, and the support rod of the multiple expansion part is rotatably connected on respectively by multiple shafts
At the notch of multiple U-lags.
3. a kind of cone pulley type stepless speed changing mechanism according to claim 2, it is characterised in that: the expansion driving mechanism packet
Include pull rod, concentrically line is actively located in another side wall of cabinet for the pull rod and umbrella axis, and the activity of described pull rod one end is plugged on
In umbrella axis one end, pull rod one end, which respectively corresponds multiple U-lags and is fixed with, extends U-lag for the more of pushing tow respective support bar
The push-pull mechanism that a mandril, the pull rod other end and cabinet are externally provided with is rotatablely connected, and it is multiple that push-pull mechanism drives pull rod to drive
Mandril is mobile for driving multiple expansion parts while expanding outwardly to the pull rod other end.
4. a kind of cone pulley type stepless speed changing mechanism according to claim 3, it is characterised in that: the push-pull mechanism includes the
One link block, the first screw rod and the first driving motor, first link block one end offer the first T shape chamber, the pull rod other end
It can be rotated 360 ° and be plugged on that the first T shape is intracavitary, the pull rod other end is equipped with the first axle for preventing pull rod to be detached from the first T shape chamber
To spacing collar, the first link block other end is fixedly connected with first screw rod one end, is threaded on first screw rod
First driven gear, first driving motor are fixedly installed in the cabinet other side, fix on the output shaft of the first driving motor
It is arranged with the first driving gear, the first driving gear engages connection with the first driven gear.
5. a kind of cone pulley type stepless speed changing mechanism according to claim 1, it is characterised in that: the positioning driving mechanism packet
The second link block, the second screw rod and the second driving motor are included, second link block one end offers the 2nd T shape chamber, and umbrella axis is another
One end can be rotated 360 ° and be plugged on that the 2nd T shape is intracavitary, and the umbrella axis other end is equipped with for preventing umbrella axis to be detached from the 2nd T shape chamber
Two axial limiting circles, the second link block other end are fixedly connected with second screw rod one end, and screw thread connects on second screw rod
It is connected to the second driven gear, second driving motor is fixedly installed in cabinet side, consolidates on the output shaft of the second driving motor
Surely it is arranged with the second driving gear, the second driving gear engages connection with the second driven gear.
6. a kind of cone pulley type stepless speed changing mechanism according to claim 1, it is characterised in that: the umbrella shaft centre line with it is defeated
Distance and the umbrella shaft centre line for entering the taper cone pulley conical surface are identical at a distance from the output taper cone pulley conical surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910412534.8A CN110145570B (en) | 2019-05-17 | 2019-05-17 | Cone pulley type stepless speed change mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910412534.8A CN110145570B (en) | 2019-05-17 | 2019-05-17 | Cone pulley type stepless speed change mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110145570A true CN110145570A (en) | 2019-08-20 |
| CN110145570B CN110145570B (en) | 2024-04-16 |
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ID=67595594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910412534.8A Active CN110145570B (en) | 2019-05-17 | 2019-05-17 | Cone pulley type stepless speed change mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110145570B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774115A (en) * | 2019-10-30 | 2020-02-11 | 福建巨昂电子科技有限公司 | Surface grinding and polishing device for production and processing of automobile mold |
| CN111717682A (en) * | 2020-06-30 | 2020-09-29 | 南京工程学院 | Feeding device capable of quickly adjusting feeding amount by using stepless speed change mechanism |
| CN111779808A (en) * | 2019-12-12 | 2020-10-16 | 内蒙古农业大学 | Variable diameter continuously variable transmission |
| CN117561818A (en) * | 2023-10-10 | 2024-02-20 | 安徽省农业科学院土壤肥料研究所 | Winter green manure fresh grass survey is produced and is turned over integrative device of pressure returning to field |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120086167A (en) * | 2011-01-25 | 2012-08-02 | 현대 파워텍 주식회사 | Cone-Ring Type Continuous Variable Transmission |
| CN210510170U (en) * | 2019-05-17 | 2020-05-12 | 福建工程学院 | Cone pulley type stepless speed change mechanism |
-
2019
- 2019-05-17 CN CN201910412534.8A patent/CN110145570B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120086167A (en) * | 2011-01-25 | 2012-08-02 | 현대 파워텍 주식회사 | Cone-Ring Type Continuous Variable Transmission |
| CN210510170U (en) * | 2019-05-17 | 2020-05-12 | 福建工程学院 | Cone pulley type stepless speed change mechanism |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110774115A (en) * | 2019-10-30 | 2020-02-11 | 福建巨昂电子科技有限公司 | Surface grinding and polishing device for production and processing of automobile mold |
| CN111779808A (en) * | 2019-12-12 | 2020-10-16 | 内蒙古农业大学 | Variable diameter continuously variable transmission |
| CN111717682A (en) * | 2020-06-30 | 2020-09-29 | 南京工程学院 | Feeding device capable of quickly adjusting feeding amount by using stepless speed change mechanism |
| CN117561818A (en) * | 2023-10-10 | 2024-02-20 | 安徽省农业科学院土壤肥料研究所 | Winter green manure fresh grass survey is produced and is turned over integrative device of pressure returning to field |
| CN117561818B (en) * | 2023-10-10 | 2024-05-14 | 安徽省农业科学院土壤肥料研究所 | Winter green manure fresh make a preliminary survey is produced and turns over integrative device of pressure returning to field |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110145570B (en) | 2024-04-16 |
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